Intro Flashcards

(7 cards)

1
Q

What is the Five Kingdom classification proposed by Whittaker in 1969?

A
  • Monera
  • Protista
  • Fungi
  • Animalia
  • Plantae

This classification system categorizes living organisms into five distinct kingdoms.

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1
Q

Which groups were excluded from the Plantae kingdom in modern classifications?

A
  • Fungi
  • Monera
  • Protista

Earlier classifications included these groups in Plantae, but they have since been reclassified.

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2
Q

What are the main groups described under the Plantae kingdom?

A
  • Algae
  • Bryophytes
  • Pteridophytes
  • Gymnosperms
  • Angiosperms

These groups represent different classifications within the plant kingdom.

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3
Q

The earliest systems of classification relied on which types of characteristics?

A
  • Gross superficial morphological characters
  • Habit
  • Colour
  • Number and shape of leaves

These characteristics were primarily vegetative and often led to artificial classifications.

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4
Q

True or false: The artificial classification systems gave equal weightage to vegetative and sexual characteristics.

A

TRUE

This approach was criticized because vegetative characters can be more easily influenced by environmental factors.

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5
Q

What is the basis of natural classification systems?

A

Natural affinities among organisms

These systems consider the relationships and similarities between organisms rather than just superficial traits.

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6
Q
A
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